diff --git a/inventory-web/src/views/purchase/index.vue b/inventory-web/src/views/purchase/index.vue
index 304c58e..092d4ae 100644
--- a/inventory-web/src/views/purchase/index.vue
+++ b/inventory-web/src/views/purchase/index.vue
@@ -54,6 +54,7 @@
               <el-table-column label="操作" width="110" align="center">
                 <template #default="{ row: it }">
                   <el-button type="primary" link size="small" @click="openDetailDialog(it)">详情</el-button>
+                  <el-button v-if="it.status === 2" type="warning" link size="small" @click="handleReapply(it)">修改重提</el-button>
                   <template v-if="it.status === 0 && canApprove">
                     <el-button type="success" link size="small" @click="handleApprove(it)">通过</el-button>
                     <el-button type="danger" link size="small" @click="openRejectDialog(it)">驳回</el-button>
@@ -860,6 +861,38 @@ const openCreateDialog = (prefill?: { materialId?: number; name?: string; spec?:
 }
 
 // 获取当前用户上一次采购申请的审批人作为默认值
+// ★ 被驳回单"修改重提"：预填原单内容到新建弹窗，改后重新提交（生成新单，原驳回单保留）
+const handleReapply = (row: any) => {
+  dialogTitle.value = `重新申请（驳回单 ${row.request_no}）`
+  form.value = {
+    approver_id: row.approver_id ?? undefined,
+    remark: ''
+  }
+
+  let imgList: string[] = []
+  if (Array.isArray(row.images)) imgList = row.images
+  else if (row.images) { try { imgList = JSON.parse(row.images) } catch (e) { imgList = [] } }
+
+  const firstRow = createEmptyFormItem()
+  firstRow.materialBaseId = row.base_id ?? null
+  firstRow.name = row.name || ''
+  firstRow.spec_model = row.spec_model || ''
+  firstRow.quantity = Number(row.quantity || 1)
+  firstRow.purchase_date = row.purchase_date || new Date().toISOString().split('T')[0]
+  firstRow.unit_price = row.unit_price != null ? row.unit_price : undefined
+  firstRow.total_price = row.total_price != null ? row.total_price : undefined
+  firstRow.tax_rate = row.tax_rate ?? 0
+  firstRow.supplier_link = row.supplier_link || ''
+  firstRow.remark = row.remark || ''
+  firstRow.images = imgList
+  firstRow.fileList = imgList.map((u: string) => ({ name: (u.split('/').pop() || '图片'), url: u }))
+  materialOptions.value = row.base_id
+      ? [{ id: row.base_id, name: row.name || '', spec_model: row.spec_model || '' }]
+      : []
+  formItems.value = [firstRow]
+  formDialogVisible.value = true
+}
+
 const fetchDefaultApprover = async () => {
   try {
     const res: any = await getPurchaseList({ page: 1, limit: 1, status: undefined })